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Meets the performance requirements of Federal Specifications FF-T79lb, Type 1, Form 1– Class 8, and ASTM F-1145, except for those provisions required of the contractor.

  • Hot Dip galvanized.
  • End fittings are Quenched and Tempered, bodies heat treated by normalizing.
  • Hooks are forged with a greater cross sectional area that results in a stronger hook with better fatigue properties.
  • Modified UNJ thread on end fittings for improved fatigue properties. Body has UNC threads.
  • Turnbuckle eyes are forged elongated, by design, to maximize easy attachment in system and minimize stress in the eye. For turnbuckle sizes 1/4” through2 1/2”, a shackle one size smaller can be reeved through eye.
  • Forged jaw ends are fitted with bolts and nuts on sizes 1/4” through 5/8”, and pins and cotters on sizes 3/4” through 2 3/4”.
  • TURNBUCKLES RECOMMENDED FOR STRAIGHT OR IN-LINE PULL ONLY.
HG-225

Thread Diameter & Take Up (in.) Working Load Limit (lbs.) Weight Each (lbs.) Dimensions
(in.)
A D E Closed F J Open K Closed M Open N Closed R S X BB
1/4 x 4 400 .29 .25 .45 1.59 1.27 11.46 7.46 12.09 8.09 .78 .34 1.75 4.00
5/16 x 4 1/2 700 .49 .31 .50 1.94 1.50 13.19 8.69 13.47 9.47 .94 .44 2.09 4.50
3/8 x 6 1000 .78 .38 .56 2.30 1.77 16.98 10.98 17.94 11.94 1.12 .53 2.52 6.00
1/2 x 6 1500 1.61 .50 .66 2.94 2.28 19.45 12.45 20.67 13.67 1.42 .72 3.23 6.00
1/2 x 9 1500 1.85 .50 .66 2.94 2.28 25.45 15.45 26.67 16.67 1.42 .72 3.23 9.00
1/2 x 12 1500 2.26 .50 .66 2.94 2.28 31.45 18.45 32.67 19.67 1.42 .72 3.23 12.00
5/8 x 6 2250 2.70 .63 .90 3.69 2.81 21.96 13.96 22.72 15.47 1.80 .88 3.90 6.00
5/8 x 9 2250 3.13 .63 .90 3.69 2.81 27.96 16.96 28.72 18.47 1.80 .88 3.90 9.00
5/8 x 12 2250 3.78 .63 .90 3.69 2.81 33.21 19.96 34.72 21.47 1.80 .88 3.90 12.00
3/4 x 6 3000 3.89 .75 .98 4.52 3.33 23.13 15.63 24.95 17.45 2.09 1.00 4.69 6.00
3/4 x 9 3000 4.61 .75 .98 4.52 3.33 29.13 18.63 30.95 20.45 2.09 1.00 4.69 9.00
3/4 x12 3000 5.83 .75 .98 4.52 3.33 35.13 21.63 36.95 23.45 2.09 1.00 4.69 12.00
3/4 x 18 3000 6.33 .75 .98 4.52 3.33 47.13 27.63 48.95 29.45 2.09 1.00 4.69 18.00
7/8 x 12 4000 8.10 .88 1.13 5.19 3.78 36.53 22.78 38.66 24.91 2.38 1.25 5.10 12.00
7/8 x 18 4000 9.95 .88 1.13 5.19 3.78 48.53 28.78 50.66 30.91 2.38 1.25 5.10 18.00
1 x 6 5000 9.33 1.00 1.25 5.84 4.25 26.80 18.80 29.20 21.20 3.00 1.44 6.36 6.00
1 x 12 5000 11.93 1.00 1.25 5.84 4.25 38.80 24.80 41.20 27.20 3.00 1.44 6.36 12.00
1 x 18 5000 14.00 1.00 1.25 5.84 4.25 50.80 30.80 53.20 33.20 3.00 1.44 6.36 18.00
1 x 24 5000 17.25 1.00 1.25 5.84 4.25 62.80 36.80 65.20 39.20 3.00 1.44 6.36 24.00
1 1/4 x 12 6500 20.58 1.25 1.50 7.22 5.13 41.63 27.13 44.56 30.06 3.56 1.81 7.72 12.00
1 1/4 x 18 6500 23.00 1.25 1.50 7.22 5.13 53.63 33.13 56.56 36.06 3.56 1.81 7.72 18.00
1 1/4 x 24 6500 27.00 1.25 1.50 7.22 5.13 65.63 39.13 68.56 42.06 3.56 1.81 7.72 24.00
1 1/2 x 12 7500 27.50 1.50 1.88 8.34 5.75 44.72 29.72 47.72 32.72 4.06 2.12 8.62 12.00
1 1/2 x 18 7500 31.00 1.50 1.88 8.34 5.75 56.72 35.72 59.72 38.72 4.06 2.12 8.62 18.00
1 1/2 x 24 7500 37.50 1.50 1.88 8.34 5.75 68.72 41.72 71.72 44.72 4.06 2.12 8.62 24.00

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